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Biological Buffers

tri-Ammonium citrate, EP

EPAvailable on request

Order tri-Ammonium citrate, EP (CAS 3458-72-8) online at Zemixal. Request a quote with price, lead time and documents. Packs from 500 g.

Pack sizes
tri-Ammonium citrate, EP chemical structure
CAS number3458-72-8
FormulaC6H17N3O7
Molar mass243.22 g/mol
HS code29181590
InChIKeyYWYZEGXAUVWDED-UHFFFAOYSA-N
IUPAC nametriazanium;2-hydroxypropane-1,2,3-tricarboxylate

About tri-Ammonium citrate, EP

Researchers and plant chemists source tri-Ammonium citrate, EP from Zemixal for routine and specialised work. Key data (EP): CAS 3458-72-8, formula C6H17N3O7 and molar mass 243.22 g/mol.

Use cases we see most often

  • Buffer preparation
  • Cell culture
  • Electrophoresis & chromatography
  • Food & flavour applications

Safe handling

It carries the GHS signal word Warning (H315, H319 and H335), so wear gloves and eye protection and work with good ventilation.

Order it in 500 g and 25 kg packs or ask for a bulk quotation. You receive a batch certificate of analysis and a 16-section SDS with each order. Send an enquiry through the quote panel and you get a formal offer with Incoterms and delivery time.

Typical uses

  • Buffer preparation
  • Cell culture
  • Electrophoresis & chromatography
  • Food & flavour applications

Applications

Grade guides

Specifications and identifiers

Specifications of tri-Ammonium citrate, EP
Product nametri-Ammonium citrate, EP
Catalogue numberZX-038656
CAS number3458-72-8
IUPAC nametriazanium;2-hydroxypropane-1,2,3-tricarboxylate
Molecular formulaC6H17N3O7
Molar mass243.22 g/mol
Exact mass243.1066
GradeEP
H-bond donors / acceptors4 / 7
Topological polar surface area144 Ų
HS code29181590
InChIKeyYWYZEGXAUVWDED-UHFFFAOYSA-N
SMILESC(C(=O)[O-])C(CC(=O)[O-])(C(=O)[O-])O.[NH4+].[NH4+].[NH4+]
PubChem CID18954
SynonymsAmmonium citrate tribasic, Ammonium citrate (3:1), Citric acid triammonium salt, 1,2,3-Propanetricarboxylic acid, 2-hydroxy-, triammonium salt, 2-Hydroxy-1,2,3-propanetricarboxylic acid triammonium salt, triammonium 2-hydroxypropane-1,2,3-tricarboxylate, INS NO.380, INS-380, tri(azaniumyl) 2-hydroxypropane-1,2,3-tricarboxylate, 1,2,3-Propanetricarboxylic acid, 2-hydroxy-, ammonium salt (1:3), 2-hydroxy-1,2,3-propanetricarboxylic acid, ammonium salt (1:3)

Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.

Safety and GHS hazards

GHS07 Irritant or harmful
Irritant or harmful

Signal word Warning

  • H315Causes skin irritation
  • H319Causes serious eye irritation
  • H335May cause respiratory irritation

Precautionary statements P261, P264, P264 + P265, P271, P280, P302 + P352, P304 + P340, P305 + P351 + P338, P319, P321, P332 + P317, P337 + P317, P362 + P364, P403 + P233, P405, P501

Classification summarised from public GHS notifications. It can vary with grade and concentration, so always follow the SDS supplied with your lot.

Pack sizes

Pack sizes of tri-Ammonium citrate, EP
500 gQuoted on request
25 kgQuoted on request

Need a different size? Bulk drums and custom packing are quoted on request through the quote form on this page.

Questions about tri-Ammonium citrate, EP

Which CAS number identifies tri-Ammonium citrate, EP?
tri-Ammonium citrate, EP is registered under CAS 3458-72-8. You may also see it listed as Ammonium citrate tribasic, Ammonium citrate (3:1), Citric acid triammonium salt. Our catalogue number for this item is ZX-038656.
What are the formula and molar mass of tri-Ammonium citrate, EP?
For tri-Ammonium citrate, EP, its formula is C6H17N3O7 and its molar mass is 243.22 g/mol. InChIKey YWYZEGXAUVWDED-UHFFFAOYSA-N lets you match it in any structure database.
What grade and pack sizes are available for tri-Ammonium citrate, EP?
This listing is EP grade. Standard packs are 500 g, 25 kg. Larger quantities and custom packing can be quoted on request.
Which documents come with tri-Ammonium citrate, EP?
Each lot ships with a batch certificate of analysis and a 16-section GHS safety data sheet. A typical COA or specification sheet can be shared with the quotation before you order.
Can Zemixal ship tri-Ammonium citrate, EP to my country?
Yes. Because tri-Ammonium citrate, EP is classed as hazardous, it travels in UN-approved packaging as dangerous goods under IATA or IMDG rules, with the export paperwork your broker needs.

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